public async Task <BasicShareInformation> GetBasicShareInformationAsync(string symbol)
{
if (string.IsNullOrWhiteSpace(symbol))
{
throw new ArgumentNullException(nameof(symbol));
}
var range = ShareHistoryQueryRange.OneWeek;
var response = await _shareHistoryQueryService.Query(symbol, range);
// This could all be done in a single for loop if needed, for performance reasons
// I just split it into three methods for better readability
var history = response.History;
var maximumSharePriceForPeriod = CalculateMaximumSharePrice(history.High);
var minimumSharePriceForPeriod = CalculateMinimumSharePrice(history.Low);
var averageSharePriceForPeriod = CalculateAverageSharePrice(history);
var shareInformation = new BasicShareInformation
{
ShareName = response.ShareName,
MaximumSharePriceForPeriod = maximumSharePriceForPeriod,
MinimumSharePriceForPeriod = minimumSharePriceForPeriod,
AverageSharePriceForPeriod = averageSharePriceForPeriod
};
return(shareInformation);
}
public string GetJsonString(BasicShareInformation shareInformation)
{
var jsonString = JsonSerializer.Serialize(shareInformation);
return(jsonString);
}